Credits
| Author | Bets Davis, MFA |
| Editor | Maria Essig |
| Editor | Susan Van Houten, RN, BSN, MBA |
| Associate Editor | Pat Truman, MATC |
| Associate Editor | Terrina Vail |
| Primary Medical Reviewer | Ruth Schneider, MPH, RD - Diet and Nutrition |
| Specialist Medical Reviewer | W. David Colby IV, MSc, MD, FRCPC - Infectious Disease |
| Last Updated | February 23, 2009 |
Author:Bets Davis, MFA
Last Updated: 02/23/2009